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Historical Revision

BSI BS 2738-1:1989

Spectacle lenses -- Specification for tolerances on optical properties of mounted spectacle lenses
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BSI BS 2738-1:1989

Spectacle lenses -- Specification for tolerances on optical properties of mounted spectacle lenses

PUBLISH DATE 1989
BSI BS 2738-1:1989
SPECIFICATION FOR TOLERANCES O
Permitted tolerances on prescribed lens power, cylinder axes, optical centration and prismatic power of spectacle lenses ready for wear. Marking requirements are specified and recommendations are given regarding subjective characteristics.
SDO BSI: British Standards Institution
Document Number 2738-1
Publication Date Feb. 28, 1989
Language en - English
Page Count
Revision Level
Supercedes
Committee CH/172
Publish Date Document Id Type View
Nov. 15, 1998 BS 2738-1:1998 Revision
Feb. 28, 1989 BS 2738-1:1989 Revision